GB2098051B - Tobacco smoke filter and method and apparatus for making same - Google Patents

Tobacco smoke filter and method and apparatus for making same

Info

Publication number
GB2098051B
GB2098051B GB8212647A GB8212647A GB2098051B GB 2098051 B GB2098051 B GB 2098051B GB 8212647 A GB8212647 A GB 8212647A GB 8212647 A GB8212647 A GB 8212647A GB 2098051 B GB2098051 B GB 2098051B
Authority
GB
United Kingdom
Prior art keywords
making same
tobacco smoke
smoke filter
filter
tobacco
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB8212647A
Other versions
GB2098051A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Essentra PLC
Original Assignee
Filtrona PLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Filtrona PLC filed Critical Filtrona PLC
Publication of GB2098051A publication Critical patent/GB2098051A/en
Application granted granted Critical
Publication of GB2098051B publication Critical patent/GB2098051B/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/04—Tobacco smoke filters characterised by their shape or structure
    • A24D3/043—Tobacco smoke filters characterised by their shape or structure with ventilation means, e.g. air dilution
GB8212647A 1981-05-07 1982-04-30 Tobacco smoke filter and method and apparatus for making same Expired GB2098051B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/261,690 US4637409A (en) 1981-05-07 1981-05-07 Tobacco smoke filter and method and apparatus for making same

Publications (2)

Publication Number Publication Date
GB2098051A GB2098051A (en) 1982-11-17
GB2098051B true GB2098051B (en) 1985-02-13

Family

ID=22994432

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8212647A Expired GB2098051B (en) 1981-05-07 1982-04-30 Tobacco smoke filter and method and apparatus for making same

Country Status (10)

Country Link
US (1) US4637409A (en)
AU (1) AU559726B2 (en)
BR (1) BR8202695A (en)
CA (1) CA1190113A (en)
CH (1) CH656782A5 (en)
DE (1) DE3216667A1 (en)
ES (2) ES264954Y (en)
GB (1) GB2098051B (en)
HK (1) HK90789A (en)
IT (1) IT1150908B (en)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4499912A (en) * 1981-12-23 1985-02-19 American Filtrona Corporation Free air dilution smoke filter and method and apparatus for fabricating same
GB2119221B (en) * 1982-04-05 1986-05-29 Filtrona Ltd Cigarette filter
GB2126073B (en) * 1982-09-01 1986-06-18 Imp Group Plc Tipping assembly for an elongate smoking article
US4503869A (en) * 1983-06-10 1985-03-12 Brown & Williamson Tobacco Corporation Cigarette mouthpiece
US4557281A (en) * 1983-12-05 1985-12-10 Brown & Williamson Tobacco Corporation Filtered cigarette
DE3345000C2 (en) * 1983-12-13 1985-10-31 H.F. & Ph.F. Reemtsma Gmbh & Co, 2000 Hamburg Ventilated filter cigarette with a groove filter
GB8415972D0 (en) * 1984-06-22 1984-07-25 British American Tobacco Co Smoking article mouthpiece elements
GB8424978D0 (en) * 1984-10-03 1984-11-07 British American Tobacco Co Smoking articles
US4681125A (en) * 1985-03-06 1987-07-21 Brown & Williamson Tobacco Corporation Mouthpiece for tobacco smoke article
US4869276A (en) * 1987-08-26 1989-09-26 Philip Morris Incorporated Hinged filter sleeve
US5464028A (en) * 1992-07-29 1995-11-07 Japan Tobacco, Inc. Cigarette
GB9917820D0 (en) * 1999-07-29 1999-09-29 American Filtrona Corp Filter for a cigarette and filter-tipped cigarette
US8240315B2 (en) * 2005-12-29 2012-08-14 Philip Morris Usa Inc. Smoking article with improved delivery profile
US7987856B2 (en) 2005-12-29 2011-08-02 Philip Morris Usa Inc. Smoking article with bypass channel
NZ571453A (en) * 2006-03-28 2011-09-30 Philip Morris Prod Smoking article with a restrictor that reduces carbon monoxide but maintains a high resistance to draw
US8353298B2 (en) * 2006-07-12 2013-01-15 Philip Morris Usa Inc. Smoking article with impaction filter segment
US8424539B2 (en) * 2006-08-08 2013-04-23 Philip Morris Usa Inc. Smoking article with single piece restrictor and chamber
US8235056B2 (en) * 2006-12-29 2012-08-07 Philip Morris Usa Inc. Smoking article with concentric hollow core in tobacco rod and capsule containing flavorant and aerosol forming agents in the filter system
TW200911138A (en) * 2007-03-09 2009-03-16 Philip Morris Prod Smoking articles with restrictor and aerosol former
US20080216850A1 (en) * 2007-03-09 2008-09-11 Philip Morris Usa Inc. Restrictor attachment for unfiltered smoking article
TW200900014A (en) * 2007-03-09 2009-01-01 Philip Morris Prod Smoking article filter with annular restrictor and downstream ventilation
TW200911141A (en) * 2007-03-09 2009-03-16 Philip Morris Prod Super recessed filter cigarette restrictor
GB0715172D0 (en) * 2007-08-03 2007-09-12 British American Tobacco Co Filter and method for making a filter for a cigarette
GB0809865D0 (en) * 2008-05-30 2008-07-09 British American Tobacco Co Filter for a smoking article
US20100059072A1 (en) * 2008-09-09 2010-03-11 Steve Woodson Ventilated smoking material perforation apparatus, method and product
US20100059075A1 (en) * 2008-09-09 2010-03-11 Steve Woodson Ventilated smoking material perforation apparatus and method
GB0906187D0 (en) * 2009-04-09 2009-05-20 British American Tobacco Co Smoking article filter
US20110083687A1 (en) * 2009-10-09 2011-04-14 Philip Morris Usa Inc. Cigarette filter to reduce smoke deliveries in later puffs
AR080556A1 (en) 2009-10-09 2012-04-18 Philip Morris Prod FILTER DESIGN TO IMPROVE THE SENSORY PROFILE OF ARTICLES FOR SMOKING WITH CARBON FILTER NOZZLE
US8424540B2 (en) * 2009-10-09 2013-04-23 Philip Morris Usa Inc. Smoking article with valved restrictor
US8905037B2 (en) * 2009-10-15 2014-12-09 Philip Morris Inc. Enhanced subjective activated carbon cigarette
US9138016B2 (en) 2010-03-26 2015-09-22 Philip Morris Usa Inc. Smoking articles with significantly reduced gas vapor phase smoking constituents
DE102011050769A1 (en) * 2011-05-31 2012-12-06 Sven Pracht Filter element and filter for tobacco products and a method for producing the filter element
EP2789248B1 (en) * 2011-12-09 2020-01-08 Japan Tobacco Inc. Smoking article and filter
ITBO20120106A1 (en) * 2012-03-05 2013-09-06 Montrade Srl METHOD AND MACHINE FOR THE PRODUCTION OF FILTERS WITHOUT PAPER FOR SMOKE ITEMS
WO2013173440A1 (en) * 2012-05-17 2013-11-21 Loec, Inc. Methods and articles to control the gas-particle partition of an aerosol to enhance its taste characteristics
GB201213786D0 (en) 2012-08-01 2012-09-12 Filtrona Filter Prod Dev Co Tobacco smoke filter
GB201311079D0 (en) 2013-06-21 2013-08-07 British American Tobacco Co A method of fabricating a filter element
GB201311450D0 (en) * 2013-06-27 2013-08-14 British American Tobacco Co A method and an apparatus for manufacturing a filter for a smoking article
CN103478901A (en) * 2013-09-06 2014-01-01 湖南中烟工业有限责任公司 Cigarette filter with special-shaped structure
EP3167727B1 (en) * 2015-11-16 2020-12-30 Reemtsma Cigarettenfabriken GmbH Smoking article
CN106360806A (en) * 2016-10-31 2017-02-01 南通烟滤嘴有限责任公司 Multi-angular star shaped support hollow-core filter stick and forming mouth die thereof
CN109043655A (en) * 2018-09-20 2018-12-21 上海烟草集团有限责任公司 A kind of cigarette filter rod and the cigarette formed by it
US11291242B2 (en) 2019-08-28 2022-04-05 Aiger Group Ag Apparatus and method for forming a smoke filter
KR20230103125A (en) * 2021-12-31 2023-07-07 주식회사 케이티앤지 Odor reducing filter and aerosol generating article comprising it

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3324862A (en) * 1964-08-31 1967-06-13 Simone Bessie De Smoking device
US3637447A (en) * 1970-06-10 1972-01-25 American Filtrona Corp Method of making filter means by crimping and overwrapping a tubular element
DE2302677A1 (en) * 1972-04-12 1973-10-18 Eastman Kodak Co TOBACCO SMOKE FILTER ELEMENT AND METHOD OF ITS MANUFACTURING
US4022221A (en) * 1975-10-31 1977-05-10 American Filtrona Corporation Tobacco smoke filter
US4046063A (en) * 1975-11-06 1977-09-06 American Filtrona Corporation Method and apparatus for making tobacco smoke filter
GB1507765A (en) * 1976-03-17 1978-04-19 British American Tobacco Co Production of tobacco-smoke filters
GB1508084A (en) * 1976-03-17 1978-04-19 British American Tobacco Co Tobacco-smoke filters
US4256122A (en) * 1979-04-11 1981-03-17 Brown & Williamson Tobacco Corporation Cigarette filter
DE3048905A1 (en) * 1980-12-23 1982-07-22 B.A.T. Cigaretten-Fabriken Gmbh, 2000 Hamburg Cigarette filter with impermeable wrapping - has troughs in wrapping running continuously from end to end

Also Published As

Publication number Publication date
US4637409A (en) 1987-01-20
HK90789A (en) 1989-11-24
GB2098051A (en) 1982-11-17
DE3216667C2 (en) 1991-02-28
IT8221150A0 (en) 1982-05-07
AU8327882A (en) 1982-11-11
IT1150908B (en) 1986-12-17
DE3216667A1 (en) 1982-11-25
CH656782A5 (en) 1986-07-31
CA1190113A (en) 1985-07-09
AU559726B2 (en) 1987-03-19
BR8202695A (en) 1983-04-19
ES268252Y (en) 1983-11-16
ES268252U (en) 1983-05-01
ES264954U (en) 1983-07-16
ES264954Y (en) 1984-01-16

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19960430